Light and laughter underground Puerto Princesa underwater river attracts large number of tourists.
| Cyhoeddwyd yn: | Cruising Vol. 14, no. 1 (Jun. 2012), 30-33 |
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| Prif Awdur: | |
| Fformat: | Erthygl |
| Iaith: | English |
| Cyhoeddwyd: |
2012
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| Pynciau: |